1 /* SPDX-License-Identifier: BSD-3-Clause-Clear */ 2 /* 3 * Copyright (c) 2019-2020 The Linux Foundation. All rights reserved. 4 * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved. 5 */ 6 7 #ifndef ATH11K_SPECTRAL_H 8 #define ATH11K_SPECTRAL_H 9 10 #include "../spectral_common.h" 11 #include "dbring.h" 12 13 /* enum ath11k_spectral_mode: 14 * 15 * @SPECTRAL_DISABLED: spectral mode is disabled 16 * @SPECTRAL_BACKGROUND: hardware sends samples when it is not busy with 17 * something else. 18 * @SPECTRAL_MANUAL: spectral scan is enabled, triggering for samples 19 * is performed manually. 20 */ 21 enum ath11k_spectral_mode { 22 ATH11K_SPECTRAL_DISABLED = 0, 23 ATH11K_SPECTRAL_BACKGROUND, 24 ATH11K_SPECTRAL_MANUAL, 25 }; 26 27 struct ath11k_spectral { 28 struct ath11k_dbring rx_ring; 29 /* Protects enabled */ 30 spinlock_t lock; 31 struct rchan *rfs_scan; /* relay(fs) channel for spectral scan */ 32 struct dentry *scan_ctl; 33 struct dentry *scan_count; 34 struct dentry *scan_bins; 35 enum ath11k_spectral_mode mode; 36 u16 count; 37 u8 fft_size; 38 bool enabled; 39 bool is_primary; 40 }; 41 42 #ifdef CONFIG_ATH11K_SPECTRAL 43 44 int ath11k_spectral_init(struct ath11k_base *ab); 45 void ath11k_spectral_deinit(struct ath11k_base *ab); 46 int ath11k_spectral_vif_stop(struct ath11k_vif *arvif); 47 void ath11k_spectral_reset_buffer(struct ath11k *ar); 48 enum ath11k_spectral_mode ath11k_spectral_get_mode(struct ath11k *ar); 49 struct ath11k_dbring *ath11k_spectral_get_dbring(struct ath11k *ar); 50 51 #else 52 ath11k_spectral_init(struct ath11k_base * ab)53static inline int ath11k_spectral_init(struct ath11k_base *ab) 54 { 55 return 0; 56 } 57 ath11k_spectral_deinit(struct ath11k_base * ab)58static inline void ath11k_spectral_deinit(struct ath11k_base *ab) 59 { 60 } 61 ath11k_spectral_vif_stop(struct ath11k_vif * arvif)62static inline int ath11k_spectral_vif_stop(struct ath11k_vif *arvif) 63 { 64 return 0; 65 } 66 ath11k_spectral_reset_buffer(struct ath11k * ar)67static inline void ath11k_spectral_reset_buffer(struct ath11k *ar) 68 { 69 } 70 71 static inline ath11k_spectral_get_mode(struct ath11k * ar)72enum ath11k_spectral_mode ath11k_spectral_get_mode(struct ath11k *ar) 73 { 74 return ATH11K_SPECTRAL_DISABLED; 75 } 76 77 static inline ath11k_spectral_get_dbring(struct ath11k * ar)78struct ath11k_dbring *ath11k_spectral_get_dbring(struct ath11k *ar) 79 { 80 return NULL; 81 } 82 83 #endif /* CONFIG_ATH11K_SPECTRAL */ 84 #endif /* ATH11K_SPECTRAL_H */ 85